Draft below.

Draft 2 posted, 10/16/2008. Updated 10/18/2008.

Changes including:

• Small changes to wording
• Added inclusive / photonic electron ratio plot to backup slides
• Added estimate of fraction of non-photonic electrons in semi-inclusive
• Semi-inclusive A_LL plot updated with fewer bins
• Electron shower profile plot changed to show SMD strips of photonic electrons

 Draft 3 posted, 10/20/2008.

Changes in response to Jim's comments.